src/main/java/com/lishid/openinv/internal/SpecialEnderChest.java

@@ -51,7 +51,6 @@ public class SpecialEnderChest extends InventorySubcontainer {
     private void saveOnExit() {
         if (transaction.isEmpty() && !playerOnline) {
             owner.saveData();
-            OpenInv.enderChests.remove(owner.getUniqueId());
         }
     }
 
@@ -82,6 +81,7 @@ public class SpecialEnderChest extends InventorySubcontainer {
     public void onClose(CraftHumanEntity who) {
         super.onClose(who);
         saveOnExit();
+        OpenInv.enderChests.remove(owner.getUniqueId());
     }
 
     @Override

src/main/java/com/lishid/openinv/internal/SpecialPlayerInventory.java

@@ -33,7 +33,7 @@ public class SpecialPlayerInventory extends PlayerInventory {
 
     private final CraftInventory inventory = new CraftInventory(this);
     private final ItemStack[] extra = new ItemStack[4];
-    private final ItemStack[][] arrays;
+    private ItemStack[][] arrays;
     private final CraftPlayer owner;
     private boolean playerOnline;
 
@@ -41,7 +41,6 @@ public class SpecialPlayerInventory extends PlayerInventory {
         super(((CraftPlayer) p).getHandle());
         this.owner = (CraftPlayer) p;
         reflectContents(getClass().getSuperclass(), player.inventory, this);
-        this.arrays = new ItemStack[][] { this.items, this.armor, this.extraSlots, this.extra };
         this.playerOnline = online;
         OpenInv.inventories.put(owner.getUniqueId(), this);
     }
@@ -68,6 +67,7 @@ public class SpecialPlayerInventory extends PlayerInventory {
         } catch (IllegalAccessException e) {
             e.printStackTrace();
         }
+        arrays = new ItemStack[][] { this.items, this.armor, this.extraSlots, this.extra };
     }
 
     public Inventory getBukkitInventory() {
@@ -77,7 +77,6 @@ public class SpecialPlayerInventory extends PlayerInventory {
     private void saveOnExit() {
         if (transaction.isEmpty() && !playerOnline) {
             owner.saveData();
-            OpenInv.inventories.remove(owner.getUniqueId());
         }
     }
 
@@ -105,6 +104,7 @@ public class SpecialPlayerInventory extends PlayerInventory {
     public void onClose(CraftHumanEntity who) {
         super.onClose(who);
         this.saveOnExit();
+        OpenInv.inventories.remove(owner.getUniqueId());
     }
 
     @Override

src/main/java/com/lishid/openinv/listeners/OpenInvPlayerListener.java

@@ -30,6 +30,7 @@ import org.bukkit.event.block.Action;
 import org.bukkit.event.player.PlayerInteractEvent;
 import org.bukkit.event.player.PlayerJoinEvent;
 import org.bukkit.event.player.PlayerQuitEvent;
+import org.bukkit.scheduler.BukkitRunnable;
 
 import com.lishid.openinv.OpenInv;
 import com.lishid.openinv.Permissions;
@@ -52,19 +53,29 @@ public class OpenInvPlayerListener implements Listener {
         }
     }
 
-    @EventHandler(priority = EventPriority.MONITOR)
+    @EventHandler
     public void onPlayerQuit(PlayerQuitEvent event) {
         Player player = event.getPlayer();
 
-        SpecialPlayerInventory inventory = OpenInv.inventories.get(player.getUniqueId());
+        final SpecialPlayerInventory inventory = OpenInv.inventories.get(player.getUniqueId());
         if (inventory != null) {
+            new BukkitRunnable() {
+                @Override
+                public void run() {
                     inventory.playerOffline();
                 }
+            }.runTaskLater(OpenInv.mainPlugin, 1);
+        }
 
-        SpecialEnderChest chest = OpenInv.enderChests.get(player.getUniqueId());
+        final SpecialEnderChest chest = OpenInv.enderChests.get(player.getUniqueId());
         if (chest != null) {
+            new BukkitRunnable() {
+                @Override
+                public void run() {
                     chest.playerOffline();
                 }
+            }.runTaskLater(OpenInv.mainPlugin, 1);
+        }
     }
 
     @EventHandler